susanna has been visiting patagonia since 2007, studying whale acoustics using underwater microphones. she s recorded tens of thousands of hours of blue whale song and has made an extraordinary discovery. we found out that the blue whales here produce a unique song dialect. in fact, these are a distinct sub-species of blue whale, one of just five on the planet. but they are not the only leviathans in these waters. susanna s data has revealed a shocking and unfortunate coincidence.
during the summer, billions of these tiny crustaceans swarm these waters to feast on the plankton. for the next few months he ll gorge himself on around four tons a day before returning north. while whales are here for the krill, oceanographer susanna bucking is here for the whales. with 700 migrating to the corcovado gulf every summer, there s nowhere else she would rather be. as a child i developed kind of an obsession, this passion for these large animals, and as i grew up and understood how whale populations had been decimated through centuries of commercial whaling, it just became unbearable not to do something to help.
we want whales to be part of those eco-systems. susanna s plan will be a game-changer, but human activities affect whales in many different ways. and this one has paid the ultimate price. a team of vets is launching an investigation to track down its killer. if you shop at walmart, you get it. you know how to spend a little less
for the next few months he ll gorge himself on around four tons a day before returning north. while whales are here for the krill, oceanographer susanna bucking is here for the whales. with 700 migrating to the corcovado gulf every summer, there s nowhere else she would rather be. as a child i developed kind of an obsession, this passion for these large animals, and as i grew up and understood how whale populations had been decimated through centuries of commercial whaling, it just became unbearable not to do something to help. susanna has been visiting patagonia since 2007, studying
the songs made by blue whales. their songs are drowned out. it s a big problem. blue whales rely on their calls for communication and courtship. but ships aren t just noisy, they re deadly. summer s peak season for whales and boats. over 1,000 vessels pass through these waters every day, and more and more whales are being hit. oh. [ speaking foreign language ] we ve got some whales. susanna is determined to